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Q. No.Glenoid cavity articulates
1.
clavicle with acromion
2.
scapula with acromion
3.
clavicle with scapula
4.
humerus with scapula
Subtopic: Appendicular Skeleton |
77%
From NCERT
Identify the incorrectly matched pair:
| 1. | Myasthenia gravis | Autoimmune disorder affecting neuro-muscular junction |
| 2. | Tetany | Spasms in muscle due to high Ca++ in body fluids |
| 3. | Osteoporosis | Decreased bone mass is commonly due to decreased levels of estrogen |
| 4. | Gout | Inflammation of joints due to accumulation of uric acid crystals |
Subtopic: Disorders of Muscular and Skeletal System |
87%
From NCERT
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Identify the incorrect statement regarding human skeleton:
| 1. | The total number of true ribs and floating ribs are 7 pairs and 2 pairs respectively |
| 2. | Glenoid cavity and acetabulum are respectively present in scapula and coxal bone |
| 3. | The number of cervical vertebrae in Giraffe are more than the cervical vertebrae in humans |
| 4. | Sutures between cranial bones are examples of fibrous joints |
Subtopic: Axial Skeleton: I |
77%
From NCERT
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Which of the following is not a correctly matched pair?
| 1. | Ear ossicles | Total 6 in number |
| 2. | Pubic symphysis | Fibrous cartilage |
| 3. | Gliding joint | Between atlas and axis vertebrae |
| 4. | Scapula | Glenoid cavity |
Subtopic: Fibrous & Catilaginous Joints |
81%
From NCERT
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Identify the incorrect statement regarding the ultra-structure of a skeletal muscle:
| 1. | Z lines bisect the I band |
| 2. | G actin is a polymer of F actins |
| 3. | A subunit of troponin masks active binding sites for myosin on the actin filament. |
| 4. | Globular head of myosin has ATPase activity. |
Subtopic: Skeletal Muscle: Myofilaments |
75%
From NCERT
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The given diagram shows a representation of a synovial joint found between atlas and axis vertebrae. What is this type of synovial joint called?
| 1. | Hinge | 2. | Ball and socket |
| 3. | Pivot | 4. | Saddle |
Subtopic: Synovial Joint |
75%
From NCERT
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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R):
In the light of the above statements choose the correct answer from the options given below:
| Assertion (A): | Post-menopausal women are at higher risk to develop osteoporosis. |
| Reason (R): | Level of oestrogen in post-menopausal women is decreased. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | Both (A) and (R) are False. |
Subtopic: Disorders of Muscular and Skeletal System |
89%
From NCERT
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Given below are two statements:
| Assertion (A): | Vertebrochondral ribs are called true ribs. |
| Reason (R): | Vertebraochondral ribs are attached to the thoracic vertebrae dorsally and are ventrally connected to the sternum. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | Both (A) and (R) are False. |
Subtopic: Sternum & Ribs |
63%
From NCERT
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Match each item in Column I with the one in Column II and select the correct match from the codes given:
Codes
| Column I | Column II | ||
| A | Pivot joint | P | Between carpal and metacarpal of thumb |
| B. | Saddle joint | Q | Between atlas and axis vertebrae |
| C | Gliding joint | R | Between carpal bones |
| D | Hinge joint | S | Humero-ulnar joint |
| A | B | C | D | |
| 1. | P | Q | R | S |
| 2. | Q | P | S | R |
| 3. | Q | P | R | S |
| 4. | P | Q | S | R |
Subtopic: Fibrous & Catilaginous Joints |
86%
From NCERT
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The neurotransmitter released by the motor neurons at the neuromuscular junction is:
| 1. | Acetylcholine | 2. | Noradrenaline |
| 3. | GABA | 4. | Adrenaline |
Subtopic: Sliding Filament Theory |
97%
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