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A skeletal muscle which decreases the angle between two bones and bends a joint is

Flexor
Abductor
Extensor
Adductor
Additional Questions

______ acts as a shock absorber to cushion when tibia and femur come together.

Answer

Match the following and choose the correct option.

Type of Synovial JointBones Involved
a. Ball and socket1. Carpal and metacarpal of thumb
b. Hinge2. Atlas and axis
c. Pivot3. Frontal and parietal
d. Saddle4. Knee
5. Humerus and pectoral girdle

Answer

Zygomatic bones are found in

Answer

Secretion of osteoid by osteoblasts forms ______.

Answer

The number of 'floating ribs' in human body is

Answer

The supportive skeletal structures in the human external ears and in the nose tip are examples of ______.

Answer

Which one of the following items gives its correct total number?

Answer

Elbow joint is an example of

Answer

Statements about the mechanism of muscle contraction are given below:

I. Acetylcholine is released when the neural signal reaches the motor end plate.

II. Muscle contraction is initiated by a signal sent by CNS via a sensory neuron.

III. During muscle contraction isotropic band gets elongated.

IV. Repeated activation of the muscles can lead to lactic acid accumulation.

Identify the correct statements.

Answer

Which one of the following is a sesamoid bone?

Answer
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