SSII Final (old stuff)

Question 1

what is a functional unit?

Answer 1

sarcomere

Question 2

what is the sliding filament mechanism?

Answer 2

1. myosin head hydrolyze ATP
2. cross bridge (myosin head binds to actin)
3. power stroke,
4. cross bridge detach from actin

Question 3

what is the meeting point between neuron and skeletal muscle fiber?

Answer 3

neuromuscular junction

Question 4

what is good for weightlifting?

Answer 4

FG - fast glycolytic (powerful)

Question 5

what is good for running a marathon?

Answer 5

SO - slow oxidative (fatigue resistant)

Question 6

what is good for walking/sprinting?

Answer 6

FOG - fast oxidative-glycolytic (largest)

Question 7

what does grey matter consist of?

Answer 7

un-myelinated axons, cell bodies, dendrites

Question 8

what does white matter consist of?

Answer 8

myelinated axons

Question 9

what part of the nerve cell receives information?

Answer 9

dendrites

Question 10

what part of the nerve carries information away from the cell body?

Answer 10

axon

Question 11

what contains the nucleus on a neuron?

Answer 11

cell body

Question 12

what type of neuron detects sensory information?

Answer 12

unipolar

Question 13

what type of neuron detects motor information?

Answer 13

multipolar

Question 14

what horn detects incoming sensory information?

Answer 14

posterior horn

Question 15

what horn detects somatic motor neurons?

Answer 15

anterior horn

Question 16

what horn has autonomic motor neurons?

Answer 16

lateral

Question 17

what are the three layers of the meninges?

Answer 17

dura mater, arachnoid mater, and pia mater

Question 18

how many spinal nerves are there?

Answer 18

31 pairs

Question 19

what does grey matter consist of?

Answer 19

un-myelinated axons, cell bodies, dendrites

Question 20

what does white matter consist of?

Answer 20

myelinated axons

Question 21

what part of the nerve cell receives information?

Answer 21

dendrites

Question 22

what part of the nerve carries information away from the cell body?

Answer 22

axon

Question 23

what contains the nucleus on a neuron?

Answer 23

cell body

Question 24

what type of neuron detects sensory information?

Answer 24

unipolar

Question 25

what type of neuron detects motor information?

Answer 25

multipolar

Question 26

what horn detects incoming sensory information?

Answer 26

posterior horn

Question 27

what horn detects somatic motor neurons?

Answer 27

anterior horn

Question 28

what horn has autonomic motor neurons?

Answer 28

lateral

Question 29

what are the three layers of the meninges?

Answer 29

dura mater, arachnoid mater, and pia mater

Question 30

how many spinal nerves are there?

Answer 30

31 pairs