click below
click below
Normal Size Small Size show me how
Physiology
Skeletal Tissues and Skeleton
| Question | Answer |
|---|---|
| Why is cartilage slow to heal | Because it is semi-solid and flexible and Because it has no or limited blood supply. |
| Hematopoietic stem cells that are found in red bone marrow can develop into a variety of different blood cells, including red blood cells, white blood cells and platelets | True. |
| Which statement below is correct regarding fontanelles? | Allows for brain growth, The anterior fontanelle closes at about two years of age, and The fontanelles are fibrous membranes. |
| The fontanelles of an infant skull consist of: | Fibrous membrane |
| What is are the two types/functions of bone marrow? | Red & yellow - produces red blood cells and stores energy as fat. |
| The external portion of the bone is known as: | Cortical bone |
| Bones grow due to activity in the: | Epiphyseal plates |
| Adipocytes, found in the yellow bone marrow, stores and releases ___________ for energy | Fat and triglycerides |
| Without red bone marrow, bones would not be able to ______. | make blood cells |
| Which of the following provide flexibility and smooth surfaces for movement? | Cartilages |
| As the activity of osteoblast increases, the: | amount of calcium in bone increases. |
| The cell organelles that synthesize organic matrix substances in bone formation are: | endoplasmic reticulum and Golgi apparatus. |
| The humerus articulates proximally with the clavicle. | False |
| If the cribriform plate is damaged, there is a chance of | Infectious materials passing from the nose to the brain. |
| Small cells that synthesize and secrete a specialized organic matrix are: | Osteoblasts. |