Bonus questions for Nervous, Joint and Musclse

Question 1

Synovial fluid is found in the

Answer 1

bursa(e)

synovial joint cavity

Question 2

A dendrite can be distinguised from an axon in an living neuron by the

Answer 2

direction in which the electrical conduction is taking place

Question 3

The tapering inferior end of the spinal cord is the

Answer 3

conus medullaris

Question 4

Of the following muscles with the smallest motor units move the

Answer 4

finger

Question 5

Tendons

a. are composed of dense regular connective tissue
b. help stabilize joints and provide mechanical support
c. connect one bone to another bone
d. a and b
e. all of the above.

Answer 5

d. a and b

Question 6

A neuron can form a synapse to signal

Answer 6

another neuron
a muscle
a gland or other target

Question 7

A bursa

a. surrounds the synovial cavity
b. attaches a muscle to the synovial joint
c. ensures nerves and blood vessels will not pinch during joint movement
d. attaches a ligament to the periosteum
e. wraps around muscles and tendons for additional support

Answer 7

c. ensures nerves and blood vessels will not pinch during joint movement

Question 8

Within the spinal cord, the grey matter is

Answer 8

central while the white matter is more external

Question 9

The principal and final replay point for sensory signals sent to the cerebral cortex is the

Answer 9

thalamus

Question 10

The muscle that extends from the coracoid process to the radial tuberosity without binding to any other bone is

Answer 10

biceps brachii

Question 11

The primary attachment of the arm to the trunk is/are the

Answer 11

latissimus dorsi and pectoralis major

Question 12

Tracts that connect the right and left sides of the CNS are

Answer 12

commissural

Question 13

Schwann cell

Answer 13

form myelin sheaths in PNS

Question 14

satellite cell

Answer 14

support cell bodies within ganglia in PNS

Question 15

microglial cell

Answer 15

engulf invading microorganisms and dead neurons

Question 16

oligodendrocyte

Answer 16

form myelin sheaths in CNS

Question 17

where one neuron releases neurotransmitter onto a target cell

Answer 17

synapse

Question 18

contains the nucleus and all other organelles of an neuron

Answer 18

perikaryon

Question 19

flat, sheet-like tendon

Answer 19

aponeurosis

Question 20

cell in nervous tissue which acts as a switch and wire

Answer 20

neuron

Question 21

cell in nervous tissue which acts as a switch and wire

Answer 21

neuron

Question 22

cluster of cell bodies in CNS

Answer 22

nuclei

Question 23

cluster of bodies in PNS

Answer 23

ganglion

Question 24

cluster of neuron processes (axons and/or dendrites) in CNS

Answer 24

tract

Question 25

cluster of neuron process (axons and/or dendrites) in PNS

Answer 25

nerve

Question 26

The sacromere region which shortens during contraction

Answer 26

i band

Question 27

The sacromere region which contains only actin

Answer 27

i band

Question 28

The sacromere regions which contain myosin

Answer 28

H zones

Question 29

The sacromere region which contains only myosin

Answer 29

H zone

Question 30

The sacromere region which contain actin

Answer 30

i band

Question 31

The sacromere region which contain neither actin or myosin

Answer 31

?

Question 32

The sacromere region which contain both actin and myosin

Answer 32

A band

Question 33

functional contractile unit of skeletal muscle; the distance between two adjacent Z discs

Answer 33

sacromere