What is the most abundant type of tissue in the human body?.
Muscle tissue.
Nervous tissue.
Epithelial tissue.
Connective tissue.
Correct Answer : D
Connective tissue is the most abundant type of tissue in the human body. It is widely distributed and varied, and it includes fibrous tissues, fat, cartilage, bone, bone marrow, and blood.
Choice A is wrong because muscle tissue is not the most abundant type of tissue in the human body. It constitutes around 40% of total body weight and has around 700 muscles.
Choice B is wrong because nervous tissue is not the most abundant type of tissue in the human body. It consists of neurons and neuroglia that transmit and process information.
Choice C is wrong because epithelial tissue is not the most abundant type of tissue in the human body. It covers the body and many of its parts, and forms glands.
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Related Questions
Correct Answer is A
Explanation
Sagittal. A sagittal plane divides the body into right and left parts.
The other choices are wrong because:
Choice B. Transverse. A transverse plane divides the body into a top half and bottom half. Choice C. Frontal. A frontal plane divides the body into a front section and a back section. Choice D. Thoracic.Thoracic is not a plane, but a cavity. The thoracic cavity is located in the chest and contains the esophagus, trachea, bronchi, lungs, heart, and large blood vessels.
Correct Answer is B
Explanation
The left lung lies superior to the diaphragm and left of the mediastinum, which is the space between the lungs that contains the heart and other structures. The left lung is also smaller than the right lung because of the cardiac notch, which accommodates the heart.
Choice A is wrong because the spleen is an abdominal organ that lies inferior to the diaphragm and left of the stomach.
Choice C is wrong because the stomach is also an abdominal organ that lies inferior to the diaphragm and left of the spleen.
Choice D is wrong because the left kidney is another abdominal organ that lies inferior to the diaphragm and posterior to the spleen.
Correct Answer is B
Explanation
The tibialis anterior muscle is located in the lower leg, on the lateral side of the tibia.
It originates from the lateral condyle and surface of the tibia and the interosseous membrane, and inserts into the medial cuneiform and first metatarsal bones of the foot. It acts to dorsiflex and invert the foot.
Choice A is wrong because the upper arm does not contain the tibialis anterior muscle.
The upper arm contains muscles such as biceps brachii, triceps brachii, and brachialis.
Choice C is wrong because the thigh does not contain the tibialis anterior muscle.
The thigh contains muscles such as quadriceps femoris, hamstrings, and adductors.
Choice D is wrong because the abdomen does not contain the tibialis anterior muscle.
The abdomen contains muscles such as rectus abdominis, obliques, and transversus abdominis.
Correct Answer is D
Explanation
Hemoglobin is a protein in red blood cells that carries oxygen to the cells.
Some possible explanations for the other choices are:
Choice A. Mitochondria. Mitochondria are organelles that produce ATP using the energy in food.They do not carry oxygen to the cells, but they use oxygen to perform cellular respiration.
Choice B. DNA. DNA is a molecule that stores genetic information in the nucleus of the cell.It does not carry oxygen to the cells, but it codes for the synthesis of proteins, including hemoglobin.
Choice C. Aorta. Aorta is a large artery that carries oxygenated blood from the heart to the rest of the body.It does not carry oxygen to the cells directly, but it transports blood that contains hemoglobin and oxygen.
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