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- Question
Accumulation of which one of the following in the leads to cramp?
Options- A. Lactic acid
- B. Ethanol
- C. Pyruvic acid
- D. Glucose
- Correct Answer
- Lactic acid
ExplanationMuscle cramping is a common problem encountered by athletes and non athletes alike. Defined as painful involuntary skeletal muscle contractions, cramps may be categorized as either non exercise related or exercise related. Traditionally, such cramping was believed to arise from dehydration, electrolyte imbalances (including magnesium, potassium and sodium),accumulation of lactic acid, or low cellular energy levels.
- 1. Sphygmomanometer measures the blood pressure in the
Options- A. Veins
- B. Arteries
- C. Eyes
- D. Synovial Discuss
- 2. Which of the following classes of animals has/have three-chambered heart?
Options- A. Pisces and Amphibia
- B. Amphibia and Reptilia
- C. Reptilia only
- D. Amphibia only Discuss
- 3. Which one of the following statements about lymph is correct?
Options- A. Lymph is formed due to leakage of blood through capillaries.
- B. Lymph contains blood cells such as RBC.
- C. Lymph is also circulated by the blood circulating heart.
- D. Lymph only transports hormones. Discuss
- 4. Which of the following function is performed by the kidneys in the human body?
Options- A. Excretion
- B. Respiration
- C. Digestion
- D. Transportation Discuss
- 5. Which of the following carries oxygen to various parts of human body?
Options- A. Red blood cells
- B. White blood cells
- C. Plasma
- D. Nerves Discuss
- 6. The sigmoid colon is a part of
Options- A. Small Intestine
- B. Large Intestine
- C. Pharynx
- D. Rectum Discuss
- 7. The connective tissue that connects a muscle to a bone is
Options- A. Cartilage
- B. Ligament
- C. Tendon
- D. Interstitial fluid Discuss
- 8. What is the name of a group of similar cells performing a specific function?
Options- A. Tissue
- B. Organ
- C. Organ system
- D. Cellular organization Discuss
- 9. Which among the following is not a connective tissue?
Options- A. Blood
- B. Bone
- C. Skin
- D. Cartilage Discuss
- 10. Which of the following micro-organism causes diseases like polio and chicken pox?
Options- A. Bacteria
- B. Protozoa
- C. Algae
- D. Virus Discuss
Biology problems
Search Results
Correct Answer: Arteries
Correct Answer: Amphibia and Reptilia
Explanation:
Mammalian and avian hearts have four chambers two atria and two ventricles.Amphibians and reptiles, by contrast, have a three-chambered heart. The three-chambered heart consists of two atria and one ventricle.Fish possess the simplest type of true heart a two-chambered organ composed of one atrium and one ventricle.
Correct Answer: Lymph is also circulated by the blood circulating heart.
Explanation:
The lymphatic system is a complex system of fluid drainage and transport, and immune response and disease resistance. Fluid that is forced out of the bloodstream during normal circulation is filtered through lymph nodes to remove bacteria, abnormal cells and other matter. This fluid is then transported back into the bloodstream via the lymph vessels. Lymph only moves in one direction, toward the heart.
Correct Answer: Excretion
Correct Answer: Red blood cells
Correct Answer: Large Intestine
Correct Answer: Tendon
Correct Answer: Tissue
Correct Answer: Skin
Correct Answer: Virus
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