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Term:
sperm head
(GO:0061827)
Annotations:
Rat: (39)
Mouse: (45)
Human: (37)
Chinchilla: (25)
Bonobo: (36)
Dog: (31)
Squirrel: (35)
Pig: (35)
Naked Mole-rat: (30)
Green Monkey: (33)
Parent Terms
Term With Siblings
Child Terms
cellular anatomical structure
+
A band
+
acroblast
acrosomal matrix
actin body
actin cap
actin filament branch point
actin filament bundle
+
actin wave
actomyosin
+
alae of collagen and cuticulin-based cuticle extracellular matrix
annular furrow extracellular matrix
annuli extracellular matrix
apical complex
+
apical cytoplasm
+
apical lamina of hyaline layer
apical part of cell
+
ascus epiplasm
axon collateral
+
axon hillock
axon initial segment
axonemal A tubule inner sheath
axonemal B tubule inner sheath
axonemal basal plate
axonemal central apparatus
+
axonemal central bridge
axonemal central pair
+
axonemal central pair projection
axonemal doublet microtubule
+
axonemal microtubule doublet inner junction
axonemal microtubule doublet inner sheath
+
axonemal microtubule doublet outer junction
axonemal microtubule doublet ribbon
axoneme
+
bacterial biofilm matrix surface
bacterial-type flagellum basal body
+
bacterial-type flagellum basal body, C ring
bacterial-type flagellum basal body, distal rod
+
bacterial-type flagellum basal body, distal rod, L ring
bacterial-type flagellum basal body, distal rod, P ring
bacterial-type flagellum basal body, MS ring
bacterial-type flagellum basal body, proximal rod
bacterial-type flagellum basal body, rod
+
bacterial-type flagellum filament
+
bacterial-type flagellum filament cap
bacterial-type flagellum hook
bacterial-type flagellum hook-filament junction
bacterial-type flagellum motor
+
bacterial-type flagellum rotor complex
bacterial-type flagellum secretion apparatus
basal body patch
basal labyrinth
basal layer of collagen and cuticulin-based cuticle extracellular matrix
basal part of cell
+
basal ring of apical complex
basolateral cytoplasm
+
basolateral part of cell
bilobe structure
blood microparticle
+
C zone
Casparian strip
cell body
+
cell body membrane
+
cell division site
+
cell envelope
+
cell junction
+
cell leading edge
+
cell periphery
+
cell plate
cell pole
+
cell projection
+
cell septum
+
cell septum edging
cell surface
+
cell surface furrow
+
cell trailing edge
+
cell trailing edge membrane
+
cellular birth scar
cellular bud
+
cellular bud membrane
cellular bud neck septin structure
+
cellular bud scar
cellularization cleavage furrow invagination front
cellulose microfibril
central cylinder
central element
central plaque of spindle pole body
+
central region of growth cone
centriolar satellite
centrosomal core
centrosomal corona
chiasma
chitosan layer of spore wall
chromatin
+
chromosomal region
+
chrorion micropyle
ciliary base
ciliary cap
ciliary inversin compartment
ciliary microtubule quartet
ciliary pocket
+
ciliary pocket collar
ciliary pro-basal body
ciliary rootlet
ciliary shaft
ciliary tip
ciliary transition zone
+
cleavage apparatus septin structure
+
cleavage furrow leading edge
cleavage furrow rim
cluster of actin-based cell projections
+
cnida
columella
compact myelin
+
concave side of sperm head
cone matrix sheath
conoid
contractile ring
+
cortical dynamic polarity patch
cortical layer of collagen and cuticulin-based cuticle extracellular matrix
+
costamere
cuticular plate
cytoplasm
+
cytoplasmic side of nuclear pore
cytoproct
cytoskeletal calyx
cytosol
+
cytostome
deep fiber
dendrite terminus
+
dendritic shaft
dendritic spine head
dendritic spine neck
+
dendritic spine origin
dense body
dense fibrillar component
dense nuclear body
DIM/DIP cell wall layer
dinoflagellate antapex
+
dinoflagellate apex
+
dinoflagellate epicone
+
dinoflagellate hypocone
+
distal axon
+
distal portion of axoneme
dityrosine layer of spore wall
DNA replication termination region
ectexine
+
eisosome
+
endexine
endocytic patch
+
endomembrane system
+
endonuclear canal
endoplasmic reticulum exit site
endoplasmic reticulum quality control compartment
endospore coat
endospore cortex
ensheathing process
+
epicuticle of collagen and cuticulin-based cuticle extracellular matrix
etioplast prolamellar body
exine
+
exosporium
external encapsulating structure
+
external side of cell wall
+
extracellular core region of desmosome
extracellular region
+
extracellular space
+
extrahaustorial matrix
extraorganismal space
extrinsic component of membrane
+
female germline ring canal inner rim
female germline ring canal outer rim
fibrillar center
filiform apparatus
filopodium tip
Flemming body
foot layer
fusome
gas vesicle shell
germ tube
+
glycogen granule
glycoprotein network
granular component
granum
+
growth cone membrane
H zone
half bridge of spindle pole body
+
Hechtian strand
hemicellulose network
host cellular component
+
hyaluranon cable
I band
+
immunological synapse
inner dense plaque of desmosome
inner layer of spore wall
inner membrane pellicle complex
inner plaque of spindle pole body
+
intercellular bridge
+
intermediate layer of spindle pole body
+
internode region of axon
intine
intracellular anatomical structure
+
intracellular canaliculus
intracellular immature spore
+
investment cone
Isp3 layer of spore wall
juxtaparanode region of axon
keratohyalin granule
kinetoplast
+
lateral element
lateral loop
lateral part of cell
+
lateral plasma membrane
lateral shield
leading edge membrane
+
leaflet of membrane bilayer
left lateral basal body pair
left middle basal body pair
left tetrad
Lewy body core
Lewy body corona
lignin network
longitudinal sarcoplasmic reticulum
+
longitudinal side of cell surface
lysosomal matrix
M band
macropinocytic cup cytoskeleton
main axon
+
manchette
mating projection actin fusion focus
mating projection base
medial cortical node
+
medial layer of collagen and cuticulin-based cuticle extracellular matrix
medial membrane band
median body
meisosome
membrane
+
membrane-enclosed lumen
+
mesosome
microsporidian-type endospore
microsporidian-type exospore
microtubule bundle
+
microtubule end
+
microtubule organizing center
+
microtubule organizing center attachment site
+
midbody
+
mitochondrial crista
mitochondrial inner boundary membrane
mitochondrial intracristal space
mitochondrial membrane scission site
mitochondrion-associated adherens complex
mitotic actomyosin contractile ring, distal actin filament layer
mitotic actomyosin contractile ring, intermediate layer
mitotic actomyosin contractile ring, proximal layer
mitotic nuclear bridge
+
mitotic nuclear bridge midzone
+
mitotic nuclear bridge midzone membrane domain
mitotic nuclear bridge stalk
mucus layer
+
myelin sheath
+
myelin sheath abaxonal region
myelin sheath adaxonal region
myofilament
+
neck portion of tanycyte
neuron projection branch point
+
neuron projection terminus
+
nexine
node of Ranvier
nuclear body
+
nuclear envelope adjacent to nuclear pore complex
nuclear lamina
+
nuclear matrix
nuclear periphery
+
nucleoid
+
nucleoplasm
+
nucleoplasmic periphery of the nuclear pore complex
nucleoplasmic reticulum
nucleoplasmic side of nuclear pore
nucleus lagging edge
nucleus leading edge
oral apparatus
+
organellar chromatophore intermembrane space
organelle
+
organelle envelope
+
organelle membrane contact site
+
organelle subcompartment
+
organelle-enclosing lipid monolayer
+
orthogonal array
other organism part
+
outer dense plaque of desmosome
outer plaque of spindle pole body
+
pairing center
paranode region of axon
pectic matrix
pellicle
+
perforation plate
peribacteroid fluid
pericellular basket
pericentriolar material
perichromatin fibrils
perikaryon
perinuclear endoplasmic reticulum
+
perinuclear region of cytoplasm
+
perinucleolar compartment
periphagosomal region of cytoplasm
peripheral region of growth cone
+
periplasmic space
+
phagocytic cup
+
phagocytic cup base
phagocytic cup lip
phagophore
phagophore assembly site
+
photoreceptor distal connecting cilium
photoreceptor inner segment
+
photoreceptor outer segment
+
photoreceptor proximal connecting cilium
phragmoplast
phragmosome
pilus shaft
pilus tip
pinceau fiber
plasma membrane-derived chromatophore
+
plasmodesmatal cytoplasmic sleeve
plasmodesmatal desmotubule
+
plasmodesmatal plasma membrane
plastid stroma
+
plastoglobule
podosome core
podosome ring
polar ring of apical complex
polar tube
polar tube anchoring disc
pollen aperture
polytene chromosome ectopic fiber
polytene chromosome weak point
porosome
post-anaphase microtubule array
+
postsynapse
+
postsynaptic endocytic zone
+
preprophase band
presynapse
+
presynaptic active zone
+
presynaptic active zone dense projection
presynaptic endocytic zone
+
presynaptic grid
procentriole
prospore membrane spindle pole body attachment site
proximal portion of axoneme
pyrenoid tubule
rDNA protrusion
recombination nodule
+
replication fork
+
reservosome lumen
reservosome matrix
reservosome membrane
retrotransposon nucleocapsid
rhoptry
+
rhoptry neck
right lateral basal body pair
right middle basal body pair
right tetrad
ring centriole
rough endoplasmic reticulum cisterna
sarcomere
+
satellite fibril
Schmidt-Lanterman incisure
scintillon
sculpture element
septin band
+
sexine
+
side of membrane
+
sieve area
sieve plate
+
site of DNA damage
+
site of polarized growth
+
smooth endoplasmic reticulum cisterna
+
smooth muscle dense body
somatodendritic compartment
+
sperm annulus
sperm end piece
sperm fibrous sheath
sperm head
+
The part of the late spermatid or spermatozoon that contains the nucleus and acrosome.
sperm head-tail coupling apparatus
sperm individualization complex
+
sperm midpiece
+
sperm mitochondrial sheath
sperm principal piece
spindle matrix
spindle midzone
+
spindle pole
+
spine mat
spongiome
starch grain
+
stereocilia coupling link
+
stereocilia tip-link density
+
stereocilium base
stereocilium shaft
stereocilium tip
striated muscle dense body
stromule
subapical part of cell
suberin network
subpellicular network
subplasmalemmal coating
supramolecular complex
+
surface coat of collagen and cuticulin-based cuticle extracellular matrix
symplast
+
synaptonemal structure
+
T-tubule
+
tail portion of tanycyte
tectum
tetraspanin-enriched microdomain
thylakoid lumen
+
transverse filament
tripartite attachment complex
tubular endosome
Ubisch body
unencapsulated part of cell
unicellular trichome apex
+
unicellular trichome branch
unicellular trichome tip
varicosity
ventral disc crossbridge
ventral disc dorsal microribbon
ventral disc lateral crest
ventral disc microtubule array
ventral disc overlap zone
ventral disc supernumerary microtubule array
ventral surface of cell
virus-like capsid
yolk
+
yolk granule
yolk plasma
Z disc
+
concave side of sperm head
sperm head plasma membrane
Synonyms
Definition Sources:
PMID:22797892
,
PMID:24665388