Nokea
Which process is increased when the sympathetic nervous system is stimulated?
- A. Uterine activity
- B. Gastrointestinal activity.
- C. Cardiac Output
- D. pancreatic activity.
Correct Answer: C
Rationale:
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In which cavity are the urinary bladder and internal reproductive organs found?
- A. Pelvic
- B. Abdominal
- C. Thoracic
- D. Pleural
Correct Answer: A
Rationale: The correct answer is A: Pelvic. The urinary bladder and internal reproductive organs are located in the pelvic cavity. The pelvic cavity is situated below the abdominal cavity and houses various organs, including the urinary bladder and reproductive organs. The abdominal cavity contains organs like the stomach, liver, and intestines, while the thoracic cavity houses the lungs and heart. Pleural is an incorrect choice as it is related to the lining around the lungs.
What is the name of the structure that prevents food from entering the airway?
- A. trachea
- B. esophagus
- C. diaphragm
- D. epiglottis
Correct Answer: D
Rationale: The structure that prevents food from entering the airway is the epiglottis. The epiglottis is a flap of cartilage located behind the tongue at the top of the larynx. During swallowing, the epiglottis covers the opening of the trachea, directing food and liquids to the esophagus instead of entering the airway. This mechanism ensures that food safely passes into the digestive system, avoiding any blockage of the respiratory pathway.
Which anatomic structure houses the malleus, incus, and stapes?
- A. Nose
- B. Throat
- C. Eye
- D. Ear
Correct Answer: D
Rationale: The correct answer is D: Ear. The malleus, incus, and stapes, also known as the auditory ossicles, are the three smallest bones in the human body and are located in the middle ear. These bones play a crucial role in transmitting sound vibrations from the eardrum to the inner ear, facilitating the hearing process.
What is the fundamental unit of life that constructs all living organisms?
- A. Atom
- B. Cell
- C. Organ
- D. Tissue
Correct Answer: B
Rationale: The correct answer is B: Cell. Cells are the fundamental structural and functional units of life that construct all living organisms. Cells carry out vital functions essential for life, such as growth, reproduction, and response to stimuli. While atoms are the basic units of matter, cells are specifically the fundamental units of life.
What do ceruminous glands secrete?
- A. Ear wax
- B. Keratin
- C. Mucus
- D. Oily sebum
Correct Answer: A
Rationale: Ceruminous glands are specialized sweat glands located in the ear canal that produce cerumen, commonly known as ear wax. The primary function of cerumen is to protect the ear canal by trapping dust and repelling water, preventing infections. Therefore, the correct answer is A: Ear wax.