click below
click below
Normal Size Small Size show me how
6-12 week
Week 13
| Question | Answer |
|---|---|
| What is the primary function of the axial muscles? | To support and protect the head, neck, and trunk, and to maintain posture. |
| What muscle is the major muscle responsible for breathing? | The diaphragm. |
| What are the two main types of nervous system cells? | Neurons and neuroglia (glial cells). |
| What part of the neuron receives incoming signals? | The dendrites. |
| What organs make up the central nervous system (CNS)? | The brain and spinal cord. |
| What division of the autonomic nervous system prepares the body for “fight or flight”? | The sympathetic nervous system. |
| What cells in the retina detect color? | Cone cells. |
| What gland is known as the “master gland” of the endocrine system? | The pituitary gland. |
| What is the primary function of the lymphatic system? | To return excess fluid to the bloodstream and help defend against infection. |
| What structure is the main site of gas exchange in the lungs? | The alveoli. |