A&P- "essay questions" – Flashcards
Unlock all answers in this set
Unlock answersquestion
Bone Marrow
answer
There are spaces in the trabecular cavities of spongy bone that hold either red bone marrow (hematopoietic tissue) or yellow bone marrow (fat) depending on the age of the person.
question
Where does blood cell production occur in adults?
answer
????? In the red bone marrow of the long bones
question
An X-ray is taken of the epiphysis of the right humerus of a child. Upon examination of the X-ray, a transverse layer of hyaline cartilage is observed at this epiphyseal juncture. What is this layer called? When this child stops growing in length, what will this epiphyseal juncture be called and how thick will it be?
answer
The growth plate or epiphyseal plate. It will be called an epiphyseal line because longitudinal growth (lengthening) has ceased and it will be almost impossible to see on an X-ray because it is so thin
question
Compare & contrast compact bones versus spongy bones.
answer
Compact bones and spongy bones are both made-up of bone tissue, but compact bones has osteon that are tube-like structures that fit one into the other and make compact bones dense and heavy. Spongy bones has trabeculae, which are like dried up coal reef and disburse the weight due to gravity and resist failure.
question
Name one bone that does not articulate with an other and important features of the hyoid.
answer
????? the temporal bone
question
What is the function of bursae and tendon sheaths?
answer
?????
question
What is the term that describes the condition that occurs when a joint is deteriorating or inflamed?
answer
Arthritis
question
Briefly describe the three kinds of muscle
answer
Skeletal- under voluntary control of the nervous system. On a tissue slide, there is a banding pattern called striations. Cardiac- under involuntary control of the nervous system. On a tissue slide, the are intercalating disks. Smooth- under involuntary control of the nervous system. Contractions are slow to start, but last longer.
question
How does a skeletal muscle get stimulated to eventually contract the whole muscle?
answer
?????
