Which plane divides the body into the right and left sides?.
Sagittal.
Transverse.
Frontal.
Thoracic.
Correct Answer : A
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.
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Related Questions
Correct Answer is D
Explanation
Testosterone is an androgen, a type of sex hormone responsible for developing male characteristics, such as pubic and axillary hair, deepening of the voice, growth of the penis, and sperm production. Testosterone is produced by the testes in males and the ovaries and adrenal glands in females.
Choice A is wrong because oxytocin is a hormone that stimulates uterine contractions during labor and milk ejection during breastfeeding.
It does not affect hair growth at puberty.
Choice B is wrong because progesterone is a hormone that prepares the endometrium for implantation and maintains pregnancy.
It does not affect hair growth at puberty.
Choice C is wrong because prolactin is a hormone that stimulates milk production in the mammary glands.
It does not affect hair growth at puberty.
Correct Answer is B
Explanation
Correct Answer is A
Explanation
Pulmonary vein. This is because the pulmonary vein is the only vessel that carries oxygenated blood from the lungs to the heart. The blood then enters the left atrium of the heart and then the left ventricle.
Choice B. Inferior vena cava is wrong because it carries deoxygenated blood from the lower body to the right atrium of the heart.
Choice C. Aorta is wrong because it carries oxygenated blood from the left ventricle of the heart to the rest of the body.
Choice D. Pulmonary artery is wrong because it carries deoxygenated blood from the right ventricle of the heart to the lungs.
Correct Answer is A
Explanation
The vomer is a small, thin, plow-shaped, midline bone that occupies and divides the nasal cavity.
A deviated septum is a condition where the nasal septum, which is made of cartilage and bone, is crooked or displaced.
A punch in the nose can cause trauma to the vomer and result in a deviated septum.
Choice B. Calcaneus is wrong because it is the heel bone that forms the back part of the foot.
It has nothing to do with the nose or the septum.
Choice C. Malleus is wrong because it is one of the three small bones in the middle ear that transmit sound vibrations from the eardrum to the inner ear.
It has nothing to do with the nose or the septum.
Choice D. Sella turcica is wrong because it is a depression in the sphenoid bone at the base of the skull that contains the pituitary gland.
It has nothing to do with the nose or the septum.
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