Muscle and neural tissue

Question 1

What are the characteristics of muscle tissue?

Answer 1

Highly vascularized
Highly cellular

Question 2

What do muscle tissues do?

Answer 2

Responsible for body movement

Question 3

What do muscle tissues possess?

Answer 3

Myofilaments that cause movement or contraction in all cell types

Question 4

What does skeletal muscle look like?

Answer 4

Elongated cells that are multinucleated (nuclei on the periphery) and striations

Question 5

Where is skeletal muscle found?

Answer 5

On the skeleton
Attached to skin

Question 6

What does skeletal muscle do?

Answer 6

Voluntary movement
Warm blood
Locomotion
Facial expression

Question 7

What does smooth muscle look like?

Answer 7

Eliptically shaped cells with central nuclei, no striations but cells are close together to make sheets

Question 8

Where is smooth muscle found?

Answer 8

Digestive tract
Walls of uterus
Blood vessels
Sphincters

Question 9

What does smooth muscle do?

Answer 9

Involuntary control
Peristalsis
Vasodilation and vasoconstriction
Involuntary opening and closing of sphincters

Question 10

What does cardiac muscle look like?

Answer 10

Central nuclei with striations and branching muscle cells with intercalated discs

Question 11

Where is cardiac muscle found

Answer 11

The heart

Question 12

What does cardiac muscle do?

Answer 12

Involuntary control
Continuous contractions of the heart from inherent impulse
Propel blood through vessels

Question 13

What are the two major cell types of nervous tissue

Answer 13

Neurons
Neuroglia

Question 14

What are neurons?

Answer 14

Cells that generate and conduct nerve impulses

Question 15

What are neuroglia?

Answer 15

Supporting cells that insulate, support and protect neurons

Question 16

What tissue types do neurons and neuroglia combine with to form nerves?

Answer 16

Connective and epithelial

Question 17

What is the input for nerve impulses?

Answer 17

Dendrites

Question 18

What is the output for nerve impulses?

Answer 18

axon

Question 19

What is the cell body of neurons called

Answer 19

Cyton

Question 20

Where is nervous tissue found?

Answer 20

Brain
Spinal cord
Peripheral nerves

Question 21

What does nervous tissue do?

Answer 21

Coordinates activities between the brain, spinal cord and body organs

Question 22

What are motor nerves covered by?

Answer 22

Myelin

Question 23

What are nerves composed of?

Answer 23

Neurons and neuroglia combined with blood vessels and connective tissue

Question 24

What do nerves do?

Answer 24

protect and nourish nervous tissues

Question 25

What are the 3 layers of connective tissue surrounding nerves?

Answer 25

Epineurium
Perineurium
Endoneurium

Question 26

What is the axon?

Answer 26

the central spot inside the endoneurium, which is the dark outer ring

Question 27

What is the myelin?

Answer 27

White matter

Question 28

What are the three layers of connective tissue surrounding nerves called?

Answer 28

Meninges

Question 29

What is the function of myelin?

Answer 29

Conduct nerve impulses more rapidly

Question 30

What does the central canal conduct?

Answer 30

Cerebral spinal fluid that nourishes and protects the brain and spine

Question 31

What are efferent neurons?

Answer 31

motor neurons that exit the ventral side of the spinal cord

Question 32

What are afferent neurons?

Answer 32

Sensory neurons that enter the spinal cord on the dorsal side

Question 33

What does the dorsal root ganglion contain?

Answer 33

Sensory nerve cell bodies

Question 34

What is grey matter?

Answer 34

non-myelinated neurons