A&P 1 Lab Practical 3
The smallest contractile unit within skeletal muscle would correspond to the distance between which two points in the figure?
1 and 7
Receptors within the highlighted structure provide the sense of ___.
Hearing
Which muscle is highlighted?
Inferior rectus
Which structure is highlighted?
Lateral rectus muscle
Which structure is highlighted?
Lens
What structural classification describes this neuron?
Multipolar
Which lobe is highlighted?
Occipital
Which structure is highlighted?
Optic chiasm
Which structure is highlighted?
Organ of Corti
Which structure is highlighted?
Pineal gland
Which structure is highlighted?
Pons
What is the designation of the area at D?
Primary visual cortex
Which structure is highlighted?
Retina
Which neuroglial cell type forms the myelin sheath in the peripheral nervous system?
Schwann cell
Which structure is highlighted?
Sclera
Which structure is highlighted?
Superior oblique muscle
Which structure is highlighted?
Superior rectus muscle
What structure is highlighted?
Temporal Lobe
Identify the function of (2) in this image.
They conduct sound waves and amplify the vibrations within the middle ear.
Which structure is highlighted?
Tympanic membrane
What is an action of the highlighted muscle?
abduction of arm at shoulder
What is NOT the function of the highlighted structure?
allowing a certain amount of light to enter the eye
Which structure is highlighted?
auricle
What structure is highlighted?
axon hillock
The highlighted structure consists of a bundle of ________.
axons
Which structures are highlighted?
axons
Which structure is highlighted?
basilar membrane
Which structure is highlighted?
cell body
The highlighted lobe plays important roles in all of the following except ___.
conscious awareness of taste stimuli
The highlighted structure plays the major role in ___.
controlling the shape of the lens
What is a function of the highlighted structure?
controls motor functions
What is a primary function of the highlighted structure?
coordination of movement
Which structure is highlighted?
cornea
Which structure is highlighted?
corpus callosum
What structure is highlighted?
diencephalon
What event directly triggers the release of neurotransmitter shown in A?
diffusion of Ca2+ into the axon terminal
What is the action of the highlighted structure?
elevates eye and turns it laterally
Which tissue is highlighted?
endoneurium
Which structure is highlighted?
hair (stereocili)
Which structure is highlighted?
incus
What structures are highlighted?
intercalated discs
What structure is highlighted?
longitudinal fissure
Which structure is highlighted?
melleus
Which structures are highlighted?
myelin sheaths
Which structures are highlighted?
myelinated nerve fiber
Which cell type is highlighted?
neuroglial cell
What structures are highlighted?
nuclei
What structure is highlighted?
olfactory tract
What structure is highlighted?
parieto-occipital sulcus
Which structure is highlighted?
perimysium
Which structure is highlighted?
pharyngotympanic tube
What structure is highlighted?
pineal gland
What is a function of the highlighted structures?
processing of recognition memory
What is the type of reflex represented by the pathway that includes A, D, and C?
reciprocal inhibition
Which of the following is synthesized in the highlighted structure?
ribosomal RNA
Which neuroglial cell type surrounds the cell bodies of neurons in the peripheral nervous system?
satellite cell
Which cells are highlighted?
satellite cells
Which structure is highlighted?
semicircular canals
What structures are highlighted?
striations
Which of the following regions best identifies where myosin would have maximum cross-bridge access to actin?
the region between 2 and 3
Which structure is highlighted?
tympanic membrane
Which structure is highlighted?
vestibular membrane
Destruction of which of the neuroglial cell types leads to the disease multiple scleroses (MS)?
A
When focusing on nearby objects, the highlighted structure ___.
Becomes rounder
Identify the type of neuronal cell that detects bright light and provides high-resolution color vision.
C
Which letter indicates structures involved in detection of BOTH hearing and equilibrium?
C
What structure is highlighted?
Cerebellum
Which structure is highlighted?
Cerebellum
The highlighted muscle acts on which structure of the face?
Cheek
Which structure is highlighted?
Ciliary body
