Q1.
Calcium is important in skeletal muscle contraction because it
Q2.
Name the ion responsible for unmasking of active sites for myosin for cross-bridge activity during muscle contraction.
Q3.
Lack of relaxation between successive stimuli in sustained muscle contraction is known as
Q4.
Sliding filament theory can be best explained as
Q5.
Stimulation of a muscle fibre by a motor neuron occurs at
Q6.
The H-zone in the skeletal muscle fibre is due to
Q7.
During muscle contraction in humans, the
Q8.
The type of muscle present in our
Q9.
The contractile protein of skeletal muscle involving ATPase activity is
Q10.
Which statement is correct for muscle contraction?
Q12.
Which of the following is the contractile protein of a muscle?
Q13.
The functional unit of contractile system in striated muscle is
Q14.
When a muscle bends one part upon the other, it is called
Q15.
Match the following columns and select the correct option.
Column-I - Column-II
(A) Floating ribs - (i) Located between second and seventh ribs
(B) Acromion - (ii) Head of the humerus
(C) Scapula - (iii) Clavicle
(D) Glenoid cavity - (iv) Do not connect with the sternum
Q16.
Select the correct option.
Q17.
Out of 'X' pairs of ribs in humans only 'Y' pairs are true ribs. Select the option that correctly represents values of X and Y and provides their explanation.
Q18.
Which of the following is not a function of the skeletal system?
Q19.
Glenoid cavity articulates
Q20.
Three of the following pairs of the human skeletal parts are correctly matched with their respective inclusive skeletal category and one pair is not matched. Identify the non-matching pair.
Pair of skeletal parts - Category
Q21.
Which one of the following is the correct matching of three items and their grouping category?
Items - Group
Q22.
Which one of the following items gives its correct total number?
Q23.
In human body, which one of the following is anatomically correct?
Q24.
An acromion process is characteristically found in the
Q25.
What will happen if ligaments are torn?
Q26.
Sternum is connected to ribs by
Q27.
Bone related with skull is
Q28.
Total number of bones in each limb of a man is
Q29.
The number of floating ribs in the human body is
Q30.
Which of the following components is a part of the pectoral girdle?
Q31.
The cervical vertebrae in human is
Q32.
Long bones function in
Q33.
Number of cervical vertebrae in camel is
Q34.
A deltoid ridge occurs in
Q35.
Match the following joints with the bones involved:
(1) Gliding joint - (i) Between carpal and metacarpal of thumb
(2) Hinge joint - (ii) Between atlas and axis
(3) Pivot joint - (iii) Between the carpals
(4) Saddle joint - (iv) Between humerus and ulna.
Q36.
The pivot joint between atlas and axis is a type of
Q37.
Which of the following joints would allow no movements?
Q38.
Select the correct matching of the type of the joint with the example in human skeletal system.
Type of joint - Example
Q39.
The characteristic and an example of a synovial joint in humans is
Characteristics - Examples
Q40.
Which one of the following is the correct description of a certain part of a normal human skeleton?
Q41.
Elbow joint is an example of
Q42.
Which of the following pairs is correctly matched?
Q43.
What is the name of joint between ribs and sternum?
Q44.
The joint between atlas and axis is called
Q45.
The type of joint between the human skull bones is called
Q46.
Which of the following muscular disorders is inherited?
Q47.
Osteoporosis, an age-related disease of skeletal system, may occur due to
Q48.
Select the correct statement with respect to locomotion in humans.
Q49.
Select the correct statement with respect to disorders of muscles in humans.
Q50.
Select the correct statement regarding the specific disorder of muscular or skeletal system.