Chapter 2 - Muscle And Nervous Tissue

Question 1

(1) tissue is composed of specialized cells involved in contraction.

Answer 1

1. Muscular

Question 2

(1) muscle makes up body muscles and represents about (2)% of body mass. This type of muscle is (3) and the fusion of individual cells produces longer cells that have multiple (4) that can be found along the edges of the cells. (1) muscle that can be consciously controlled is called (5) muscle.

Answer 2

1. Skeletal
2. 40%
3. Striated
4. Nuclei
5. Voluntary

Question 3

(1) muscle is also striated, but the striations are not as obvious. This muscle is found in the (2) and is involuntary. This muscle has one regular (3) per cell and the cells themselves are (4). They (5) to other cells via intercalated discs, which allows communication between cells for the conduction of impulses during the (5).

Answer 3

1. Cardiac
2. Heart
3. Nucleus
4. Branched
5. Attach
6. Cardiac cycle

Question 4

(1) muscle is not striated and is involuntary. The cells are (2) and have one regular nucleus. It is widely distributed throughout the (3).

Answer 4

1. Smooth
2. Slender
3. Body

Question 5

(1) tissue consists neurons and associated (2) cells.

Answer 5

1. Nervous
2. Glial

Question 6

Neurons have numerous branched extensions called (1), a central cell body where the nucleus is located called the (2), and another extension called the (3).

Answer 6

1. Dendrites
2. Soma
3. Axon

Question 7

The glial cells, aka (1),have many functions. Some are supportive of the (2), and some may involve (3) neural information.

Answer 7

1. Neuroglia
2. Neuron
3. Processing