Skeletal System For 2nd Grade
After watching the video on the skeleteal system, you will take this quiz as a review to see what you learned. You can watch the viedo as many times as you'd like. Give it your best effort but do not worry if you don't get all of them correct. We will be going over the bones more in class. Good luck!Miss Borg
Questions and Answers
- 1.
The adult body has how mnay bones?
- A.
300
- B.
206
- C.
10
- D.
100
Correct Answer
B. 206Explanation
The adult body has 206 bones. This is the correct answer because the human skeleton is made up of 206 individual bones, which provide support, protection, and allow for movement. These bones vary in size and shape, and are connected by joints and ligaments.Rate this question:
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- 2.
The clavicle is also known as the collar bone.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement is true because the clavicle is indeed known as the collar bone. The clavicle is a long bone that connects the shoulder blade to the sternum, forming part of the shoulder girdle. It is easily visible and can be felt along the front of the neck and shoulder. The term "collar bone" is commonly used to describe the clavicle due to its location and shape, resembling a collar that connects the shoulder and neck.Rate this question:
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- 3.
The humerus is the long bone of the upper leg.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The given statement is false. The humerus is not the long bone of the upper leg, but rather the long bone of the upper arm. The long bone of the upper leg is called the femur.Rate this question:
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- 4.
The spine is a column made up of cartilage and (_____) that extends from the base of the skull to the pelvis.
Correct Answer
boneExplanation
The spine is a column made up of cartilage and bone that extends from the base of the skull to the pelvis. It consists of a series of individual bones called vertebrae, which are stacked on top of each other and connected by joints. The vertebrae provide support and protection for the spinal cord, and the bones help to maintain the overall structure and stability of the spine.Rate this question:
- 5.
The ribs protect what two(2) major organs?
- A.
Brain and lungs
- B.
Bladder and rectum
- C.
Lungs and heart
- D.
Brain and bladder
Correct Answer
C. Lungs and heartExplanation
The ribs protect the lungs and heart. The rib cage forms a protective barrier around these vital organs, shielding them from external impacts and injuries. The lungs are responsible for oxygenating the blood and removing carbon dioxide, while the heart pumps oxygenated blood throughout the body. The ribs act as a sturdy cage, helping to prevent damage to these critical organs and ensuring their proper functioning.Rate this question:
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- 6.
The radius and ulna are the two(2) bones of the lower arm.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement is true because the radius and ulna are indeed the two bones of the lower arm. The radius is the bone on the thumb side of the forearm, while the ulna is the bone on the pinky side. These two bones work together to allow for movements of the forearm, such as rotation and flexion.Rate this question:
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- 7.
What is the longest bone in the body?
- A.
Humerus
- B.
Femur
- C.
Ulna
- D.
Tibia
Correct Answer
B. FemurExplanation
The femur is the longest bone in the body. It is located in the thigh and extends from the hip to the knee. The femur is responsible for supporting the weight of the body and plays a crucial role in movement and mobility. Its length and strength make it the longest and largest bone in the human body.Rate this question:
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- 8.
Phalanges are the small bones that make up the fingers and (____).
Correct Answer
toesExplanation
Phalanges are the small bones that make up the fingers and toes.Rate this question:
- 9.
The tibia is located in....
- A.
The upper arm
- B.
The lower leg
- C.
The foot
Correct Answer
B. The lower legExplanation
The tibia is a long bone that is located in the lower leg. It is the larger of the two bones in the lower leg, with the fibula being the smaller bone. The tibia plays a crucial role in supporting the body's weight and is an important bone for walking, running, and other lower extremity movements. It is also an important bone for muscle attachment and provides stability to the ankle joint.Rate this question:
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Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
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Mar 20, 2023Quiz Edited by
ProProfs Editorial Team -
Mar 29, 2011Quiz Created by
Borg1dm
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