TRUE or FALSE 1. Concentric lamellae within an Osteon are connected by Lacunae--
ID: 3514944 • Letter: T
Question
TRUE or FALSE 1. Concentric lamellae within an Osteon are connected by Lacunae---------. 2. An isometric contraction does not change muscle length---- 3. A vertebra is considered a long bone........ 4. A meniscus is a type of Bursa seen in the space between the femur and tibia..... 5. Ependymal cells line the inner cavities of the CNS... 6. A radiography (X- ray)of a child's hand will show epiphyseal lines... 7. The optic canal is part of the sphenoid bone---- 8. Norepinephrine is a monoamine-- 9. A synostosis is the most movable type of joint--- 10. The triceps surae consists of three muscles in the lower limb. 11. A deficiency of acetylcholine receptors leads to muscle paralysis in myasthenia gravis...
Explanation / Answer
Answer
1. False
Concentric lamellae- the tubular layers of bone surrounding the central canal in the osteon
2. TRUE
during isometric contraction, the length of muscle does not change
3. FALSE
The long bones in body present in lower limbs and upper limbs
4. FALSE
The meniscus is the C-shaped cartilages present in the knee joint and it absorbs shock and provides the movement of femur across the tibia.
5. TRUE
Ependymal cells line the inner cavities of the CNS that is in ventricles of the brain and secretes CSF.
6. FALSE
7. TRUE
The optic canals are channels/ways found in the lesser wings. These lesser canals are present in sphenoid bone
8. TRUE
The catecholamines are monoamines.
9.FALSE
synostosis if the immovable type of joint. it is present in sutures.
10. FALSE
It consists of the gastrocnemius and soleus.
11. TRUE
The deficiency of acetylcholine neurotransmitter leads to the development of paralysis and myasthenia gravis.
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