Choose the correct sentences.(1) Electrolytes | vedclass

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Question

(C) Statement $(1)$ is correct: Saliva contains electrolytes like $Na^+, K^+, Cl^-, HCO_3^-$ and salivary amylase.Statement $(2)$ is incorrect: Saliva

Vedclass · Accepted Answer

$(1), (3), (4)$

Vedclass · Answer

(C) Statement $(1)$ is correct: Saliva contains electrolytes like $Na^+, K^+, Cl^-, HCO_3^-$ and salivary amylase.Statement $(2)$ is incorrect: Salivary amylase acts on starch at an optimum $pH$ of $6.8$,not $8.6$.Statement $(3)$ is correct: The intrinsic factor secreted by the parietal cells of the stomach is essential for the absorption of vitamin $B_{12}$ in the ileum.Statement $(4)$ is incorrect: The breakdown of di- and monoglycerides into fatty acids and glycerol is catalyzed by lipases,but the reaction provided in the question is incomplete and lacks the enzyme context; however,in the context of standard multiple-choice questions,$(1)$ and $(3)$ are definitively correct,making $(C)$ the most appropriate choice.

Column $I$	Column $II$
$(a)$ Rennin	$(i)$ Vitamin $B_{12}$
$(b)$ Enterokinase	$(ii)$ Facilitated transport
$(c)$ Oxyntic cells	$(iii)$ Milk proteins
$(d)$ Fructose	$(iv)$ Trypsinogen

List-$I$	List-$II$
$(A)$ Hepatic lobule	$(i)$ Submucosal gland
$(B)$ Brunner's gland	$(ii)$ Base of villi
$(C)$ Crypts of Lieberkuhn	$(iii)$ Glisson's capsule
$(D)$ Sphincter of Oddi	$(iv)$ Gall bladder
	$(v)$ Hepato-pancreatic duct

Similar Questions

Match the items given in column $I$ with those in column $II$ and choose the correct option.
Column $I$ Column $II$
$(a)$ Rennin $(i)$ Vitamin $B_{12}$
$(b)$ Enterokinase $(ii)$ Facilitated transport
$(c)$ Oxyntic cells $(iii)$ Milk proteins
$(d)$ Fructose $(iv)$ Trypsinogen

Mucus is secreted by:

Select the correct match.

List-$I$ List-$II$

$(A)$ Hepatic lobule $(i)$ Submucosal gland

$(B)$ Brunner's gland $(ii)$ Base of villi

$(C)$ Crypts of Lieberkuhn $(iii)$ Glisson's capsule

$(D)$ Sphincter of Oddi $(iv)$ Gall bladder

$(v)$ Hepato-pancreatic duct

We feel sleepy just after taking meals because

Analogy type questions:
$(1)$ Dental formula of an adult human: $\frac{2123}{2123}$ :: Dental formula of a small child: ..............
$(2)$ Goblet cells: Secretion of mucus :: Oxyntic cells: ............

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