Why is your pulse a means of indirectly measuring heart rate?

Which of these gives the best indication that a health service is based on pseudoscience?

According to harry harlow’s experiment what behavior did the baby monkeys exhibit when the cloth mother was present? a. they cowered in the corner of the room. b. they were willing to explore the room. c. they sought refuge with the wire mother. d. he behaved aggressively toward the cloth mother.

Which of these pieces of safety equipment should be worn when operating a chainsaw